• Assist in preparing quotations, BQ (Bill of Quantities), and cost estimations for interior design and renovation projects• Support the QS team in sourcing materials, comparing supplier quotations, and analyzing costing• Assist in quantity take-off and measurement based on drawings and site conditions• Coordinate with designers, sales team, suppliers, and subcontractors regarding project costing and materials• Help monitor project budgets, variations orders (VO), and progress claims• Assist in preparing project documentation and maintaining proper records